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针对智能变电站二次系统结构特点及其相关研究对仿真工具的要求,以变电站通信仿真技术和电力系统电磁暂态仿真技术为基础,利用协同仿真原理,提出了一种协调网络通信仿真软件OPNET和电磁暂态仿真软件PSCAD/EMTDC两种异构仿真环境的智能变电站二次系统数字仿真的方法,建立了异构仿真平台间协调同步及动态数据交互的联合仿真机制,并通过实例仿真验证了该方法在电力系统暂态过程和通信特性综合分析研究中的适应性。
Aiming at the requirements of simulation tools for the secondary system structure of intelligent substation and its related research, based on the simulation technology of substation communication and electromagnetic transient simulation of power system, a coordinated network communication simulation software OPNET and Electromagnetic transient simulation software PSCAD / EMTDC two heterogeneous simulation environment intelligent substation secondary system digital simulation method, the establishment of a heterogeneous simulation platform for coordinated synchronization and dynamic data exchange joint simulation mechanism, and verified by an example of the simulation The method is adaptable to the comprehensive analysis and research of power system transient process and communication characteristics.